MDEV-11663 Create services for functionality used by plugins

Added service for
- encryption (AES)
- error reporting, e.g my_printf_error()

2 files changed, 12 insertions, 9 deletions

diff --git a/plugin/auth_gssapi/gssapi_server.cc b/plugin/auth_gssapi/gssapi_server.cc
index ac75a4f1593..50c34ecc573 100644
--- a/plugin/auth_gssapi/gssapi_server.cc
+++ b/plugin/auth_gssapi/gssapi_server.cc
@@ -44,26 +44,30 @@ static char* get_default_principal_name()
 
   if(krb5_init_context(&context))
   {
-    sql_print_warning("GSSAPI plugin : krb5_init_context failed");
+    my_printf_error(0, "GSSAPI plugin : krb5_init_context failed",
+                    ME_ERROR_LOG | ME_WARNING);
     goto cleanup;
   }
 
   if (krb5_sname_to_principal(context, NULL, "mariadb", KRB5_NT_SRV_HST, &principal))
   {
-    sql_print_warning("GSSAPI plugin :  krb5_sname_to_principal failed");
+    my_printf_error(0, "GSSAPI plugin :  krb5_sname_to_principal failed",
+                    ME_ERROR_LOG | ME_WARNING);
     goto cleanup;
   }
 
   if (krb5_unparse_name(context, principal, &unparsed_name))
   {
-    sql_print_warning("GSSAPI plugin :  krb5_unparse_name failed");
+    my_printf_error(0, "GSSAPI plugin :  krb5_unparse_name failed",
+                    ME_ERROR_LOG | ME_WARNING);
     goto cleanup;
   }
 
   /* Check for entry in keytab */
   if (krb5_kt_read_service_key(context, NULL, principal, 0, (krb5_enctype)0, &key))
   {
-    sql_print_warning("GSSAPI plugin : default principal '%s' not found in keytab", unparsed_name);
+    my_printf_error(0, "GSSAPI plugin : default principal '%s' not found in keytab",
+                    ME_ERROR_LOG | ME_WARNING, unparsed_name);
     goto cleanup;
   }
 
@@ -100,7 +104,8 @@ int plugin_init()
   /* import service principal from plain text */
   if(srv_principal_name && srv_principal_name[0])
   {
-    sql_print_information("GSSAPI plugin : using principal name '%s'", srv_principal_name);
+    my_printf_error(0, "GSSAPI plugin : using principal name '%s'",
+                    ME_ERROR_LOG | ME_NOTE, srv_principal_name);
     principal_name_buf.length= strlen(srv_principal_name);
     principal_name_buf.value= srv_principal_name;
     major= gss_import_name(&minor, &principal_name_buf, GSS_C_NT_USER_NAME, &service_name);
@@ -115,8 +120,6 @@ int plugin_init()
     service_name=  GSS_C_NO_NAME;
   }
 
-
-
   /* Check if SPN configuration is OK */
   major= gss_acquire_cred(&minor, service_name, GSS_C_INDEFINITE,
                             GSS_C_NO_OID_SET, GSS_C_ACCEPT, &cred, NULL,
diff --git a/plugin/auth_gssapi/sspi_server.cc b/plugin/auth_gssapi/sspi_server.cc
index 1dfd2986aaa..d2c2ae7e4b9 100644
--- a/plugin/auth_gssapi/sspi_server.cc
+++ b/plugin/auth_gssapi/sspi_server.cc
@@ -284,8 +284,8 @@ int plugin_init()
   {
     srv_principal_name= get_default_principal_name();
   }
-  sql_print_information("SSPI: using principal name '%s', mech '%s'",
-    srv_principal_name, srv_mech_name);
+  my_printf_error(0, "SSPI: using principal name '%s', mech '%s'",
+                  ME_ERROR_LOG | ME_NOTE, srv_principal_name, srv_mech_name);
 
   ret = AcquireCredentialsHandle(
     srv_principal_name,